Where does “ブラジル連邦共和国” come from?

ブラジル連邦共和国 (Japanese) comes from Japanese ブラジル, from English Brazil, from Portuguese Brazil, from Portuguese brasil, from Portuguese -il, from Latin -ilis, from Proto-Italic -elis, from Proto-Indo-European -elis — Forms agent nouns from verbal roots.

Ancestry of “ブラジル連邦共和国”, step by step

ブラジル連邦共和国 traces back through 3 separate lines of ancestry.

via Japanese ブラジル

Step	Language	Word	Meaning
1	Japanese	ブラジル	Brazil
2	English	Brazil	A red-orange dye obtained from brazil wood
3	Portuguese	Brazil	—
4	Portuguese	brasil	brazilwood; relating to embers, ember-coloured
5	Portuguese	-il	-ile
6	Latin	-ilis	-ile
7	Proto-Italic	-elis	—
8	Proto-Indo-European	-elis	—
9	Proto-Indo-European	-lós	Forms agent nouns from verbal roots

via Japanese 共和国

Step	Language	Word	Meaning
1	Japanese	共和国	republic
2	Japanese	国	a land, a large place; a country in general, a...
3	Old Japanese	国	—

via Japanese 連邦

Step	Language	Word	Meaning
1	Japanese	連邦	a federal state; a federation

Every word from Proto-Indo-European -lós →Every word from Latin -ilis →Every word from Portuguese -il →